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Security audit

Green Screen Cutout Assets

Security checks for vulnerabilities and agentic risk

Overview

The skill has a coherent image cutout purpose, but it tells agents to run an unbundled Python script from a hardcoded Windows user path and allows automatic dependency installation.

Review before installing. Only use this skill if the cutout script is bundled from a trusted source, referenced relative to the installed skill, and dependencies are pinned or installed through an explicit reviewed setup process.

Vulnerability Patterns
  • Insecure DependenciesIntroduces malicious components through unsafe dependency sources
  • Insecure Skill Coding PracticesFinds exploitable flaws such as hardcoded secrets or command injection
  • Skill Instruction HijackingAlters the agent's session goals or safety constraints when the skill loads
  • Agent Memory PoisoningWrites attacker-controlled rules into memory that affect later sessions
  • Remote Payload Retrieval and ExecutionFetches external code whose behavior can change after review
Findings (2)

T09 · Insecure Skill Coding Practices

Warning
Location
SKILL.md:55
Finding

Execution of an Unbundled and Unaudited External Script

Content
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Remediation
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T08 · Insecure Dependencies

Warning
Location
SKILL.md:87
Finding

Automatic Installation of Unpinned Runtime Dependencies

Content
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Remediation
View remediation
Vulnerability Patterns
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep